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/*******************************************************************************
* Copyright (c) 2011,2012 Manumitting Technologies, Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Brian de Alwis (MT) - initial API and implementation
*******************************************************************************/
package org.eclipse.e4.tools.css.spy;
import javax.inject.Inject;
import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.commands.MBindingTable;
import org.eclipse.e4.ui.model.application.commands.MCommand;
import org.eclipse.e4.ui.model.application.commands.MCommandsFactory;
import org.eclipse.e4.ui.model.application.commands.MHandler;
import org.eclipse.e4.ui.model.application.commands.MKeyBinding;
public class SpyInstaller {
private static final String BUNDLE_ID = "org.eclipse.e4.tools.css.spy";
public static final String OPEN_SPY_COMMAND_ID = "org.eclipse.e4.css.OpenSpy";
private static final String SPY_HANDLER_ID = OpenSpyHandler.class.getName();
private static final String SPY_HANDLER_URI = "bundleclass://" + BUNDLE_ID
+ "/"
+ OpenSpyHandler.class.getName();
public static final String OPEN_SCRATCHPAD_COMMAND_ID = "org.eclipse.e4.css.OpenSctachpad";
private static final String SCRATCHPAD_HANDLER_ID = OpenScratchpadHandler.class
.getName();
private static final String SCRATCHPAD_HANDLER_URI = "bundleclass://"
+ BUNDLE_ID + "/"
+ OpenScratchpadHandler.class.getName();
private static final String CONTRIBUTOR_URI = "platform:/plugin/"
+ BUNDLE_ID;
@Inject
protected MApplication app;
@Execute
public void execute() {
// rectify situation introduced by bug 376475
removeBindingTable("bt.org.eclipse.e4.css.OpenSpy");
MCommand openSpyCommand = installCommand("Open CSS Spy",
OPEN_SPY_COMMAND_ID);
installHandler(openSpyCommand, SPY_HANDLER_ID, SPY_HANDLER_URI);
// M1 = Control or Cmd on MacOS X
// M2 = Shift
// M3 = Alt
// M4 = Control on MacOS X, Command on others
installBinding("org.eclipse.ui.contexts.dialogAndWindow",
openSpyCommand, "M2+M3+F5"); // Alt-Shift-F5
MCommand openScratchpadCommand = installCommand("Open CSS Scratchpad",
OPEN_SCRATCHPAD_COMMAND_ID);
installHandler(openScratchpadCommand, SCRATCHPAD_HANDLER_ID, SCRATCHPAD_HANDLER_URI);
installBinding("org.eclipse.ui.contexts.dialogAndWindow",
openScratchpadCommand, "M2+M3+F6"); // Alt-Shift-F5
}
private void removeBindingTable(String tableId) {
for (MBindingTable table : app.getBindingTables()) {
if (tableId.equals(table.getElementId())) {
app.getBindingTables().remove(table);
return;
}
}
}
private MCommand installCommand(String label, String commandId) {
for(MCommand cmd : app.getCommands()) {
if (commandId.equals(cmd.getElementId())) {
return cmd;
}
}
MCommand cmd = MCommandsFactory.INSTANCE.createCommand();
cmd.setCommandName(label);
cmd.setElementId(commandId);
cmd.setContributorURI(CONTRIBUTOR_URI);
app.getCommands().add(cmd);
return cmd;
}
private MHandler installHandler(MCommand cmd, String handlerId,
String handlerURI) {
for(MHandler hdlr : app.getHandlers()) {
if (handlerId.equals(hdlr.getElementId())) {
return hdlr;
}
}
MHandler hdlr = MCommandsFactory.INSTANCE.createHandler();
hdlr.setElementId(handlerId);
hdlr.setContributionURI(handlerURI);
hdlr.setCommand(cmd);
hdlr.setContributorURI(CONTRIBUTOR_URI);
app.getHandlers().add(hdlr);
return hdlr;
}
private void installBinding(String bindingContextId, MCommand cmd,
String keySeq) {
// there is a one-to-one mapping between binding contexts and
// binding tables, though binding tables may not necessarily
// guaranteed an element id.
MBindingTable bindingTable = null;
for(MBindingTable table : app.getBindingTables()) {
for(MKeyBinding binding : table.getBindings()) {
if(binding.getCommand() == cmd) {
return;
}
}
if (table.getBindingContext() != null
&& bindingContextId.equals(table.getBindingContext()
.getElementId())) {
bindingTable = table;
}
}
if(bindingTable == null) {
System.err.println("Cannot find table for binding context: "
+ bindingContextId);
return;
}
MKeyBinding binding = MCommandsFactory.INSTANCE.createKeyBinding();
binding.setCommand(cmd);
binding.setKeySequence(keySeq);
binding.setElementId("kb." + cmd.getElementId());
binding.setContributorURI(CONTRIBUTOR_URI);
bindingTable.getBindings().add(binding);
}
}
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